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Abbreviations used: PT (PhysioTherapist), INT (Interview), OBS (Observations).

A more visual depiction of this analysis, showcasing the different users that took part in it with different colors, can be found here:https://goo.gl/Wqs6jS

A.6.1 General

• PT: Idea of recording some instruments on your own, and then collaborate online on different tracks

A.6.2 Persona

– INT: he asked what the smileys on the scale used in the interview meant, since he couldn’t understand it.

– OBS: Not sure he understood that he has to avoid bees and walls.

– During the interview, he was answering wrong questions asked before the current one.

A.6.3 Signup

No insights or pain points in this phase

A.6.4 Welcome

• Theme: Calibration pop-up ignored – PT skipped the calibration.

– PT: ”Usually I dismiss pop-us automatically, it’s an habit”

– PT would have clicked OK in the popup without reading the contents.

– PT did not understand she had to access a menu to do calibration, she was just preparing the kid to blow after pressing start.

– PT clicked OK in the popup without reading the contents. ”I though it was not important”.

• PT couldn’t find the ranking icon.

A.6.5 Settings

• PT: ”the breath button was half visible, I thought I couldn’t press it”

A.6.6 Calibration

• Theme: Uncertainty about how the interface works

– PT: ”Does he also have to inhale?”

• OBS: Tried to reach maximal calibration several times.

• To change threshold, PT would have calibrated again and ”then I think I can change it there”.

A.6.7 Training / Game

• Theme: Game difficulty

– OBS: First time frustration, ”It is difficult!”

– OBS: 80% calibration is hard to use in a game with quick sequence of actions.

– ”It is difficult!”

– OBS: to breath normally, child inadvertently activates controls of the game

– OBS: Difficult to complete the level.

– When playing without mouthpiece’s valve: ”It is very difficult”

– PT: ”The gameplay should be easy”

– INT: he says it’s difficult, but not too much and he became better at it

– OBS: breathing in and out fast is quite difficult

– Child wants to practice more, 3 training levels to get comfortable with controls

– Child did not like the game, because it was too difficult (saddest smiley)

– Would not play the game again, because it was too difficult (saddest smiley)

– If the game would be less difficult, he would play it again (happiest smiley)

– PT: ”reaching the highest and deepest point was too fast, slowing it down is good”

– OBS: difficult to understand how to breathe to properly control the character

– OBS: the kid showed significant improvements after some trials.

– PT: ”By the end, he was only breathing out”.

• Theme: Music

– INT: the music helped the gameplay (happy smiley).

– PT: ”The music is a bit low in the beginning, you cannot get the clue in time”

– Kid: ”The first time I was following the coins, not the music”

– Child did not initially understand to follow music as hint on when to do an action

– Child used the music to go up and down in the game, he said it helped him.

– INT: child did not understand the music was meant to be followed.

– INT: child realized the music was going together with the coins (smiling)

– Child said he played by following the music

– INT: child perceived music more as background, not very helpful (neutral smile)

– INT: child used coins and arrows to get an idea on what to do, not music.

– INT: child did not follow the music to play the game.

• Theme: Prototype comfort

– It is more comfortable to play with additional mouthpiece given by father

– OBS: having to keep the mouthpiece in mouth is difficult

– OBS: problems in fitting the mouthpiece in mouth, cannot control well mus- cles.

• Theme: Gamification

– Smiling after having reached the first place in ranking

– INT: he would try to beat a friend’s high-score (happiest smiley). Smiling when saying this.

– After making it to first place, he wants to play again.

– He asks the PT to check the position in the rankings.

– He wants to play again after checking his position in ranking, he was 4th.

– INT: if he sees a friend going over his score, he would play to try to beat him.

– INT: he would play again to beat a friend’s high score if he receives a notifica- tion (happiest smiley).

– After playing for the score and seeing the ranking, he says that he wants to play again and that he likes the game.

– INT: he definitely would play to beat a friend’s high score (happiest smiley)

• Theme: Engagement & Motivation

– INT: he says he wants to play again (happiest smiley).

– INT: he wouldn’t add or remove anything, he says it’s good.

– INT: he liked the game (happy smiley), would play again (same smiley)

– End of interview: ”Next time I’ll come again!”

– Saying ”Yeah” out loud after a successful series of actions

– When asked if he is done with playing, he says the he wants to play more.

– OBS: he played for a total of 10-12 times between training and game.

– Almost towards the end, he asks if he can play 3 more times.

– INT: he enjoyed the game (happy smiley).

– INT: he would like to play again (happy smiley).

– He asks interested ”Will this game be also in the Netherlands?”

• Theme: Game design

– PT: ”Why does the duck get hurt when he jumps over enemies? Shouldn’t it be like Super Mario?”

– Father: ”Can this be played also on a big screen, like a TV?”

– PT: ”Playing together, for instance create music, would be nice”

– INT: he would like to have such a game, but racing with cars

– INT: he would like a multiplayer option

– INT: he would really like to play online with friends

– OBS: the visual clues are dominant over the music

• Theme: Home training

– INT: he would play at home (happiest smiley)

– He says he would play at home in the evening sometimes

– INT: he would probably not play at home, since he has other games on the Playstation (neutral smiley).

– PT: ”I think the game is good, we should be able to make them play here and at home”

– INT: he definitely would play at home (he says ”if I can play against others”).